← all 1985 Oldsmobile Delta 88 Royale trims
1985 Oldsmobile Delta 88 Royale — 5.0L 8-cyl, Automatic 4-spd, RWD
This 1985 Oldsmobile Delta 88 Royale (5.0L 8-cyl, Automatic 4-spd, RWD) takes regular (87-octane) gasoline. REGULAR
18
MPG combined (15 city / 22 hwy)
$3,450
est. fuel cost / year (EPA, 15k mi)
—
tailpipe CO₂
Other 1985 Oldsmobile Delta 88 Royale trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 5.0L 8-cyl, Automatic 4-spd, RWD | REGULAR | 18 | $3,450 |
| 3.8L 6-cyl, Automatic 3-spd, RWD | REGULAR | 17 | $3,650 |
| 3.8L 6-cyl, Automatic 3-spd, RWD | REGULAR | 17 | $3,650 |
| 5.0L 8-cyl, Automatic 3-spd, RWD | REGULAR | 17 | $3,650 |
| 5.7L 8-cyl, Automatic 3-spd, RWD | DIESEL | 21 | $3,700 |
| 5.7L 8-cyl, Automatic 4-spd, RWD | DIESEL | 21 | $3,700 |
EPA fuel type: Regular · class: Large Cars · retrieved 2026-06-14.